Acelp technology very similar to amr nb and gsm efr. The amr system exploits the channel performance and robustness added by the coding rates by adapting the speech and channel coding rates according to the quality of the. Gsm global system for mobile communication is a 2g technology. The global system for mobile communications gsm is a standard developed by the. Best way to convert your amr to gsm file in seconds. The strength of the work reduces the cost of using only zigbee. The contents of the present document are subject to continuing work within the. Rg30bss, operating documentation, issue 07 feature descriptions existing features. In this sort of scheme, a message is sent to smart meters via gsm network by the consumers after recharging their cell phone account. This system is wireless and the personal computer could be used to record the power consumption of energy meter.
It discusses the system requirements and gives two levels of detail for the subroutines. Automatic meter reading, or amr, is the technology of automatically collecting consumption. This vocoder is used mainly in 3rd generation mobile telephony devices to compress tollquality speech at 8000 samplessecond. This page describes amr adaptive multirate basics in gsm technology. The proposed amr system consists of three main parts. Automatic meter reading and theft control system by using gsm p. Global system for mobile communication gsm is the worlds most popular standard for mobile telephony. The choice of amr communication technology is very important and should be matched with the utilitys ultimate business needs for its system.
Automatic meter reading and theft control system by using. Modeling of arduinobased prepaid energy meter using gsm. Automatic meter reading and theft control system by using gsm. Amr codec homing oall modules shall react on a given input sequence always with the corresponding bit exact output sequence, provided that the.
The system shall read the meters through gsm network. Global system for mobile communications gsm eloi batlle digital speech processing universitat pompeu fabra overview of the amr concept. This is part of an ongoing strategy to ensure that energy usage across domestic and business. Here gsm module is attached to each lpcs meter, and data reading can be done. Gsm technology was developed by europe in1982 but its massive deployment started in 1992. Amr speech codec consists of a multirate narrowband speech codec that encodes narrowband 2003400 hz signals at variable bit rates ranging from 4. The system shall periodically or on trigger collects the data from meters and analyzing the meter data at a central monitoring station of the company. There are many frequency ranges for gsm global system for mobile communication however 2g is the most used frequency. Using sms for amr will certainly increase the flow of messages tremendously.
Gsm is the name of a standardization group established in 1982 to create a common european mobile telephone standard. Procurement and installation of energy meters will be the key focus area of all power utilities. Smart and intelligent gsm based automatic meter reading system. Full rate was the first digital speech coding standard used in the gsm digital mobile phone. Apr, 2016 adaptive multirate amr codec consists of a family of codecs source and channel codecs with different tradeoff bitrates operating in the gsm fr and hr channels modes. This paper is focused on the description of the possible benefits for the electric utilities and residential customers from the automatic meter reading system usage. The cross reference between gsm, umts, 3gpp and etsi identities can be. Vishwanath professor in btlit, dept of ece bommasandra, bangalore 560099. It has an ability to carry 64 kbps to 120 mbps of data rates. Adaptive multirate amr codec consists of a family of codecs source and channel codecs with different tradeoff bitrates operating in the gsm fr and hr channels modes. Using the gsm based automatic meter reading system, the power or utility company can read all of the meters in a closed. Amr eliminates any possibility of electricity theft. Audio data compression scheme optimized for speech coding in gsm global system for mobile communications and umts universal mobile telecommunications system, an elaboration of amr, and featuring algebraic code excited linear prediction acelp compression coding.
Sep 21, 2015 home blog what is the difference between amr devices and smart meters. Realize advanced water management tools with the convenience and flexibility of our premier driveby technology. Gsm and zigbee based automatic meter reading energy reading of large power consumers while arun and naidu, 2012. Presently gsm supports more than one billion mobile subscribers in more than 210 countries throughout the world. Amr automatic meter reading amr is a technology that periodically daily, hourly communicates with smart meters, collects consumption and meter state information with one way data communication and then transfers the data to control center for storage, billing, analisys and investment planning purposes. It is often this communications component, not the metering hardware, that proves to be the weak link in an amr system. Secure low cost amr system based on gprs technology.
Adaptive multirate amr is the new speech codec for gsm and umts. Amr automatic meter reading and ami advanced metering infrastructure initiatives have been ongoing. For amr case, different codec use different bit rate to encode speech source coding. Voice quality enhancement technology improvements for amr codecs in gsm networks executive summary. Design and implementation of an automatic meter reading. Automatic meter reading amr is the technology of automatically collecting consumption, diagnostic, and status data from water meter or energy metering devices gas, electric and transferring that data to a central database for billing, troubleshooting, and analyzing. The adaptive multirate amr, amrnb or gsmamr audio codec is an audio compression format optimized for speech coding. With amr, the speech capacity is increased by using the amr codec.
Technical specification for supply, installation and. Gsm adaptive multirate voice coding in the tms320c62x. Gsm has four five standardized speech traffic channels. Minimum network requirements for hd voice with gsm andor. Smart and intelligent gsm based automatic meter reading.
Meanwhile close to 500 commercial networks in 190 countries around the globe are in operation, i. Adaptive multirate is a codec based on an audio compression format which is used for speech coding. The adaptive multirate amr, amr nb or gsm amr audio codec is an audio compression format optimized for speech coding. Gsm history, gsm around the world, gsm network interfaces, sim card, gsm bands, gsm fdma and tdma, gsm cell types, gsm traffic channel, hopping sequences, gsm bch frames, broadcast channel, sms cell broadcast, gsm sdcch and gsm tch frames. Gsmamr amrnb vocoder product description gsmamr is a standard adapted by the 3rd generation partnership project 3gpp. Conference paper in vehicular technology conference, 1988, ieee 38th. It covers various speech codec gsm amr rates,frame formats,bit rates, amr thresholdshysteresis and amr setup procedure. Major benefits of the amr, mentioned in this paper. Amr include various technology for data collection such as power line communication, zigbee, radio frequency rf method and gsm network but gsm network is best among this technology. Compared to narrowband speech codecs like amr optimized for traditional telephone voice quality of 3003400 hz, the amr wb codecs wider bandwidth of 507000 hz provides. Seethalakshmi2 1 school of computing, sastra university, tamil nadu, india 2professor, school of computing, sastra university, tamil nadu, india 1 rakesh. College of information technology, university of bahrain 1abstract this paper presents the design and implementation of a secure low cost automatic meter reading amr system that calculates and transmits the total electrical energy consumption to main server using general packet radio service gprs technology provided by gsm networks.
Dongre and rathkanthiwar, 2014 adopted a gsm technology using the sim300 gsm modem. Figure 6 real time implementation of prepaid energy meter with gsm technology v. Prepaid energy meter using gsm, ask latest information, prepaid energy meter using gsm abstract,prepaid energy meter using gsm report,prepaid energy meter using gsm presentation pdf,doc,ppt,prepaid energy meter using gsm technology discussion,prepaid energy meter using gsm paper presentation details,prepaid energy meter using gsm, ppt, pdf, report, presentation, source. International journal of advanced engineering technology eissn 09763945 ijaetvol. Vocals gsm adaptive multirate amr codec is available as a realtime implementation that can be configured to support multichannel applications. The primary drivers in north america for amr originally were to reduce the cost of. For most thirdgeneration 3g cellular systems it is a mandatory speech codec and is a preferred codec for the global system. Gsm amr software may be licensed as a standalone algorithm, as part of an embedded library suite, or with a voip stack for integration with user applications. Best way to convert your gsm to amr file in seconds. Research article architectural study, implementation. As much amount rupees is sent to energy meter, it purchases number of units and those units are stored in energy meter. Global system for mobile communication gsm definition global system for mobile communication gsm is a globally accepted standard for digital cellular communication. Automatic meter reading amr aims to move away from the traditional method of manual reading of electricity meters in which a meter reader who visit every meter location periodically and read the. This technology was initially developed for gsm systems, the single most deployed 2g mobile telecommunication standard worldwide.
Gsm provides basic to advanced voice and data services including roaming service. Finally, with the development of umts, efr was refactored into a variablerate codec called amrnarrowband, which is. Conclusion the design of smart energy meter using gsm technology can make the users to pay for the electricity before its consumption. It also contains a low rate encoding mode, called silence descriptor sid, which operates at 1. Amr adaptive multirate wireless codec adaptive digital. The primary drivers in north america for amr originally were to reduce the cost of collecting data decreasing the need for meter. For instance, in digital cellular technology many consumers require to share the. Voice quality enhancement technology improvements for amr. The present document may refer to technical specifications or reports using their 3gpp identities, umts identities or. Pdf gsm based amr has low infrastructure cost and it reduces man power. This technical specification ts has been produced by etsi 3rd generation. In 2000, gsm become very popular technology worldwide. What is the difference between amr devices and smart meters. Government guidelines implemented over recent years now demand that all domestic buildings and small business premises must be offered the chance to receive a smart meter by 2020.
Pdf study and performance of amr codecs for gsm abhinav. Convertio advanced online tool that solving any problems with any files. Design and implementation of secure low cost amr system. Format description for amr wb audio data compression scheme optimized for speech coding in gsm global system for mobile communications and umts universal mobile telecommunications system, an elaboration of amr. Amr automatic meter reading is to increase the accuracy reading and theft control system for customers and government. Automatic meter reading system helps the customer and energy. The latest technology is using a global system for mobile communication gsm based system. In this way, consumers hold credit and then use the electricity until the credit is.
The system includes a microcontroller, which continuously reads the power consumption and transmits the reading values to mseb, via an existing gsm network. The hardware implementation was designed, and then analyzed the use cases for electric meter. Prior to its development a number of incompatible systems served europe. Gsm global system for mobile communication offers moderate security.
So this paper will discuss only gsm based amr system. Amr codec homing oall modules shall react on a given input sequence always with the corresponding bit exact output sequence, provided that the tested modules are in their homestate when starting ospecial inband signaling frames have been defined to provoke these homingfunctions also in remotely placed modules. Gsm adaptive multirate voice coding 3 1 introduction this document describes the global system for mobile communications gsm adaptive multirate amr voice coding implementation on the tms320c62x generation digital signal processor dsp. Gsm technology with gsm, european companies agreed to a set of. It utilizes power saving techniques of current consumption as low as 2. Advanced ultrasonic technology for mobile flow measurements. Download the seminar report for prepaid energy meter using gsm. Performance of adaptive multirate amr voice in gsm and wcdma. Amr, adaptive multirate speech codec library of congress. It allows for encryption between the end user and the service base station. Show full abstract customer, they used global system for mobile communicationbased gsm amr technology. The amr system consists of a current transformer to identify the reading, and then the calculated reading sends to the pic microcontroller for authentication.
Gradually fr will be replaced by enhanced full rate efr and adaptive multirate amr. It is considered a hybrid of speech codes and is capable of transmitting both waveform signals and speech parameters. The amr adaptive multirate standard is a speech coding algorithm operating at eight bit rates in the range of 4. Automatic meter reading, or amr, is the technology of automatically collecting data from energy meter or water metering devices water, gas, a nd electric and transferring that data to a central. Gsm amr or amr nb narrowband is an adaptive multirate speech coder that has been standardized for use in third generation partnership project 3gpp mobile telephony. In february 1987 europe produced the very first agreed gsm technical. The basic version, also called amr narrowband amr nb, which is mainly intended for use by gsm and amr wideband amr wb, which is mainly intended for use by umts. Overview of the amr concept global system for mobile. Automatic meter reading, or amr, is the technology of automatically collecting data from energy meter or water metering devices water, gas, and electric and transferring that data to a central database for billing andor analyzing. Ii issue iiapriljune, 20115259 research article architectural study, implementation and objective evaluation of code excited linear prediction based gsm amr 06. Gsm technology global system for mobile communication or groupe special mobile to standardize cellular communication thoughout europe. Gsm based automatic meter reading system is a succor. How adaptive multirate codec amr work in gsm teletopix. The reading meter will be saved to the database and bill will be generated.
This paper presents an implementation methodology for a wireless automatic meter reading system with gsm technology. Request pdf performance of adaptive multirate amr voice in gsm and wcdma. Format description for amr audio data compression scheme optimized for speech coding, adopted in october 1998 as the standard speech codec by 3gpp 3d generation partnership project and now widely used in gsm global system for mobile communications. Global system for mobile communication or groupe special mobile to standardize cellular communication thoughout europe. Design and implementation of secure low cost amr system using. Amr, depending on the type of radio network, the configuration of the.