GB2576532B - Systems and methods for adjusting the sample timing of a GFSK modulated signal - Google Patents
Systems and methods for adjusting the sample timing of a GFSK modulated signal Download PDFInfo
- Publication number
- GB2576532B GB2576532B GB1813690.3A GB201813690A GB2576532B GB 2576532 B GB2576532 B GB 2576532B GB 201813690 A GB201813690 A GB 201813690A GB 2576532 B GB2576532 B GB 2576532B
- Authority
- GB
- United Kingdom
- Prior art keywords
- adjusting
- systems
- methods
- modulated signal
- sample timing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
- H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
- H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/63—Joint error correction and other techniques
- H03M13/6325—Error control coding in combination with demodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
- H03M13/4161—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management
- H03M13/4169—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management using traceback
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Error Detection And Correction (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1813690.3A GB2576532B (en) | 2018-08-22 | 2018-08-22 | Systems and methods for adjusting the sample timing of a GFSK modulated signal |
CN201910767776.9A CN110858825B (en) | 2018-08-22 | 2019-08-20 | System and method for adjusting sampling timing of GFSK modulated signal |
CN201910768559.1A CN110858826A (en) | 2018-08-22 | 2019-08-20 | GFSK detector |
EP19192761.5A EP3614637B1 (en) | 2018-08-22 | 2019-08-21 | Systems and methods for adjusting the sample timing of a gfsk modulated signal |
EP19192762.3A EP3614638A1 (en) | 2018-08-22 | 2019-08-21 | Gfsk detector |
US16/547,886 US10756935B2 (en) | 2018-08-22 | 2019-08-22 | GFSK detector |
US16/547,791 US10742460B2 (en) | 2018-08-22 | 2019-08-22 | Systems and methods for adjusting the sample timing of a GFSK modulated signal |
US16/920,849 US11044128B2 (en) | 2018-08-22 | 2020-07-06 | Systems and methods for adjusting the sample timing of a GFSK modulated signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1813690.3A GB2576532B (en) | 2018-08-22 | 2018-08-22 | Systems and methods for adjusting the sample timing of a GFSK modulated signal |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201813690D0 GB201813690D0 (en) | 2018-10-03 |
GB2576532A GB2576532A (en) | 2020-02-26 |
GB2576532B true GB2576532B (en) | 2020-09-30 |
Family
ID=63668155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1813690.3A Active GB2576532B (en) | 2018-08-22 | 2018-08-22 | Systems and methods for adjusting the sample timing of a GFSK modulated signal |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2576532B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114900410B (en) * | 2022-03-25 | 2023-06-09 | 西安邮电大学 | Low-operand CPFSK signal multi-symbol detection algorithm |
CN117061293B (en) * | 2023-10-13 | 2024-01-09 | 上海富芮坤微电子有限公司 | GFSK modulation predistortion compensation circuit and method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1901509A1 (en) * | 2006-09-14 | 2008-03-19 | BRITISH TELECOMMUNICATIONS public limited company | M-GFSK receiver with a Viterbi-decoder having reduced trellis states |
JP2010178103A (en) * | 2009-01-30 | 2010-08-12 | Mitsubishi Electric Corp | Spread spectrum receiving apparatus |
-
2018
- 2018-08-22 GB GB1813690.3A patent/GB2576532B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1901509A1 (en) * | 2006-09-14 | 2008-03-19 | BRITISH TELECOMMUNICATIONS public limited company | M-GFSK receiver with a Viterbi-decoder having reduced trellis states |
JP2010178103A (en) * | 2009-01-30 | 2010-08-12 | Mitsubishi Electric Corp | Spread spectrum receiving apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB2576532A (en) | 2020-02-26 |
GB201813690D0 (en) | 2018-10-03 |
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