RU94031567A - METHOD FOR FORMING QUALITY MEASURES FOR SIGNAL PACKAGES - Google Patents

METHOD FOR FORMING QUALITY MEASURES FOR SIGNAL PACKAGES

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Publication number
RU94031567A
RU94031567A RU94031567/09A RU94031567A RU94031567A RU 94031567 A RU94031567 A RU 94031567A RU 94031567/09 A RU94031567/09 A RU 94031567/09A RU 94031567 A RU94031567 A RU 94031567A RU 94031567 A RU94031567 A RU 94031567A
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RU
Russia
Prior art keywords
signal
estimate
vector
receiver
energy
Prior art date
Application number
RU94031567/09A
Other languages
Russian (ru)
Other versions
RU2111618C1 (en
Inventor
Линус Эрикссон Лейф
Антал Тот Андрас
Скельд Йохан
Original Assignee
Телефонактиеболагет Лм Эрикссон
Priority date (The priority date 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 date listed.)
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Priority claimed from SE9202406A external-priority patent/SE513422C2/en
Application filed by Телефонактиеболагет Лм Эрикссон filed Critical Телефонактиеболагет Лм Эрикссон
Publication of RU94031567A publication Critical patent/RU94031567A/en
Application granted granted Critical
Publication of RU2111618C1 publication Critical patent/RU2111618C1/en

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Claims (9)

1. Способ формирования меры SQ качества для вектора сигнала принятого сигнального пакета в приемнике системы подвижной цифровой радиосвязи, отличающийся тем, что формируют первую оценку Es энергии полезного сигнала указанного вектора сигнала, формируют вторую оценку Еn энергии остальных компонент сигнала вектора сигнала, формируют меру SQ качества для вектора сигнала в соответствии с выражением:
Figure 00000001

где К1 и К2 - заранее заданные константы.
1. A method of forming a quality measure SQ for a signal vector of a received signal packet in a receiver of a mobile digital radio communication system, characterized in that a first estimate of the useful signal energy E s of said signal vector is formed, a second energy estimate E n of the remaining components of the signal vector signal is formed, a measure Quality SQ for the signal vector in accordance with the expression:
Figure 00000001

where K 1 and K 2 are predefined constants.
2. Способ по п. 1, отличающийся тем, что первую оценку Еs формируют путем вычисления полной энергии оценки (h(i)) канала комплексного сигнала указанного сигнального пакета, вычисленной в указанном приемнике.2. The method according to p. 1, characterized in that the first estimate E s is formed by calculating the total energy of the estimate (h (i)) of the channel of the complex signal of the specified signal packet, calculated in the specified receiver. 3. Способ по п. 2, отличающийся тем, что указанная оценка канала содержит заранее заданное число последовательных корреляционных величин (h(i)) между установочной последовательностью принятого сигнального пакета и точной установочной последовательностью (d(k)), сформированной в приемнике. 3. The method according to p. 2, characterized in that the channel estimate contains a predetermined number of consecutive correlation values (h (i)) between the installation sequence of the received signal packet and the exact installation sequence (d (k)) generated in the receiver. 4. Способ по п. 3, отличающийся тем, что оценка канала содержит пять корреляционных величин (h(i)). 4. The method according to p. 3, characterized in that the channel estimate contains five correlation values (h (i)). 5. Способ по п. 3 или 4, отличающийся тем, что вторую оценку Еn формируют путем вычисления энергии вектора разностного сигнала между вектором, образованным установочной последовательностью (Х(k)) принятого сигнального пакета, и вектором выборочной оценки, образованным путем фильтрации сформированной в приемнике установочной последовательности фильтром, образованным указанной оценкой (h(i)) канала.5. The method according to p. 3 or 4, characterized in that the second estimate E n is formed by calculating the energy of the difference signal vector between the vector formed by the installation sequence (X (k)) of the received signal packet and the sample estimation vector formed by filtering the generated in the receiver of the installation sequence, the filter formed by the specified channel estimate (h (i)). 6. Способ по пп. 1 - 5, отличающийся тем, что К2 превышает 0.6. The method according to PP. 1 to 5, characterized in that K 2 exceeds 0. 7. Способ по п. 6, отличающийся тем, что К2 приблизительно равно 1000.7. The method according to p. 6, characterized in that K 2 is approximately equal to 1000. 8. Способ по п. 7, отличающийся тем, что К1 = 32768.8. The method according to p. 7, characterized in that K 1 = 32768. 9. Способ по п. 7, отличающийся тем, что К1 = 8192.9. The method according to p. 7, characterized in that K 1 = 8192.
RU94031567A 1992-08-21 1993-08-02 Method for shaping figure-of-merit for signal bursts RU2111618C1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9202406-6 1992-08-21
SE9202406A SE513422C2 (en) 1992-08-21 1992-08-21 Procedure for forming quality measures for signal bursts
PCT/SE1993/000648 WO1994005100A1 (en) 1992-08-21 1993-08-02 A method for forming a quality measure for signal bursts

Publications (2)

Publication Number Publication Date
RU94031567A true RU94031567A (en) 1997-12-20
RU2111618C1 RU2111618C1 (en) 1998-05-20

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Country Status (18)

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US (1) US5657348A (en)
EP (1) EP0609436B1 (en)
JP (1) JPH07500472A (en)
KR (1) KR100216019B1 (en)
CN (1) CN1051889C (en)
AU (1) AU662445B2 (en)
BR (1) BR9305615A (en)
CA (1) CA2119864C (en)
DE (1) DE69325087T2 (en)
ES (1) ES2132386T3 (en)
FI (1) FI111205B (en)
HK (1) HK1013530A1 (en)
MX (1) MX9304986A (en)
NZ (1) NZ255004A (en)
RU (1) RU2111618C1 (en)
SE (1) SE513422C2 (en)
TW (1) TW237521B (en)
WO (1) WO1994005100A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE503522C2 (en) * 1994-10-31 1996-07-01 Ericsson Telefon Ab L M Channel estimation method and apparatus
SE516723C2 (en) * 1994-12-08 2002-02-19 Ericsson Telefon Ab L M Method and device for uplink macro diversity in a digital mobile radio communication system
US5898730A (en) * 1996-12-20 1999-04-27 Motorola, Inc. Method for determining signal quality of a communication channel
US6201960B1 (en) * 1997-06-24 2001-03-13 Telefonaktiebolaget Lm Ericsson (Publ) Speech quality measurement based on radio link parameters and objective measurement of received speech signals
GB2327176B (en) 1997-07-08 2002-04-24 Ericsson Telefon Ab L M Signal quality measurement
US6084862A (en) * 1997-09-26 2000-07-04 Telefonaktiebolaget Lm Ericsson Time dispersion measurement in radio communications systems
US6292519B1 (en) 1998-03-11 2001-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Correction of signal-to-interference ratio measurements
US6587517B1 (en) * 1998-12-23 2003-07-01 Nortel Networks Limited Multi-stage receiver
US6954489B2 (en) * 2001-01-02 2005-10-11 Telefonaktiebolaget L M Ericsson (Publ) Determining correlations of received sequences to multiple known sequences in a communications system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584713A (en) * 1983-07-06 1986-04-22 Motorola, Inc. Signal quality steered diversity
FR2666947A1 (en) * 1990-09-18 1992-03-20 Trt Telecom Radio Electr SPECTRUM EQUALIZATION DEVICE.
FI86935C (en) * 1991-03-21 1992-10-26 Telenokia Oy Method for identifying a monitoring signal at base station in the radio telephone system

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