WO2001031352A1 - Instruments de mesure a bornes de signal multiples partagees dans des mode de fonctionnement multiples - Google Patents
Instruments de mesure a bornes de signal multiples partagees dans des mode de fonctionnement multiples Download PDFInfo
- Publication number
- WO2001031352A1 WO2001031352A1 PCT/JP2000/007435 JP0007435W WO0131352A1 WO 2001031352 A1 WO2001031352 A1 WO 2001031352A1 JP 0007435 W JP0007435 W JP 0007435W WO 0131352 A1 WO0131352 A1 WO 0131352A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- display
- name
- measuring device
- terminals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G01R13/22—Circuits therefor
- G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
- G01R13/342—Circuits for representing a single waveform by sampling, e.g. for very high frequencies for displaying periodic H.F. signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
- G01R15/125—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will for digital multimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2836—Fault-finding or characterising
- G01R31/2839—Fault-finding or characterising using signal generators, power supplies or circuit analysers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
Definitions
- the present invention relates to a measuring device in which a plurality of signal terminals are shared in a plurality of operation modes, and more particularly to a measuring device in which a plurality of signal terminals are shared in a plurality of operation modes.
- the present invention relates to a measurement device such as a signal generator having a signal processing unit, a waveform analysis device, and a signal analysis device that shares a plurality of signal terminals in each operation mode.
- FIG. 8 shows, for example, the performance of various devices incorporated in a data communication system or a mobile communication system.
- a conventional signal generator hereinafter, referred to as an example for measuring the performance of signals transmitted in a network.
- a power switch 2 an operation panel 3 on which a number of operation buttons, operation knobs, a numeric keypad, a function key, and the like are arranged, and a rectangular A display 4 having a shape display screen 4a, a large number of signal terminals 5, and the like are mounted.
- a single measurement equipment shown in Fig. 8 was used to measure many test items. Numerous measurement functions are built into the measurement device.
- each measurement item (function) in the measurement device is implemented by a separate signal processing unit corresponding to each measurement item (function) incorporated in the housing 1.
- the operator selects and sets the operation mode corresponding to each measurement item (function) of the measurement device.
- the measuring device may correspond to a communication system such as a TDMA system or a CDMA system employed in the mobile communication system to be measured.
- a communication system such as a TDMA system or a CDMA system employed in the mobile communication system to be measured.
- Each operation mode for transmitting a TDMA test signal or CDMA test signal is prepared.
- each measurement item (function) in this type of measurement device, the type and number of signals input / output to and from the outside of the measurement device are different for each measurement item (function).
- this type of measuring device has a large number of signal terminals for exclusive use in the signal processing unit corresponding to the measurement item (function) for each measurement item (function). Must be located at 1a.
- an operation panel 3 having a predetermined occupied area is provided on the front surface 1a of the housing 1.
- the operation buttons, knobs, numeric keys, and function keys provided on the operation panel 3 provide detailed information on test conditions. It is indispensable for setting in detail.
- multiple signal terminals 5a attached to the front 1a of the housing 1 are used to eliminate such inconveniences by sharing signal terminals 5a for each measurement item (function). It is defined as 5a.
- the common signal terminal 5a is switched and connected to the signal processing unit for performing the measurement item (function) specified in the operation mode.
- the types of signals input to and output from the common signal terminals 5a mounted on the front 1a of the housing 1 differ for each measurement item (function), so they are mounted on the front 1a of the housing 1.
- the signal name cannot be written near the shared signal terminal 5a.
- each signal name sheet 6a, 6b ... has a through hole 7 for passing the signal terminal 5a at a position corresponding to the common signal terminal 5a.
- the signal name 8 is written at the position adjacent to the through hole 7.
- the signal name sheets 6 a, 6 b,... are attached to the front 1 a of the housing 1 by using, for example, screws so that the common signal terminals 5 a pass through the through holes 7.
- the operator can immediately input the signal names of the signals to be input / output to / from the common signal terminals 5a. Can understand.
- the signal name sheet 6a, 6b ... attached to the front 1a of the housing 1 is used.
- the measuring device accommodates a plurality of signal processing units corresponding to a plurality of operation modes relating to signal processing in a housing, and an operation panel and a display on a front surface of the housing.
- the present invention is applied to a measuring device in which a plurality of signal terminals shared by each signal processing unit are arranged in close proximity to a device.
- Each is disposed on the front of the housing, and includes an operation panel (3), a display (4), and a plurality of signal terminals (proximate to the display and shared by the signal processing units). 5 a) and
- Switch circuit control means (22) for switching the switch circuit so as to connect each of the signal terminals to a signal processing unit corresponding to the specified operation mode in accordance with the operation mode designation input by the operation;
- a signal name display for reading each signal name corresponding to the designated operation mode from the signal name memory and displaying the signal name at each proximity position of the corresponding signal terminal on the display screen of the display.
- a measuring device comprising:
- the signal name of the signal assigned to each signal terminal is stored in the signal name memory for each signal processing unit corresponding to each operation mode.
- each signal name corresponding to this operation mode is read out and displayed at each proximity position of each corresponding signal terminal on the display screen of the display. .
- FIG. 1 is a front view of a measuring device according to an embodiment of the present invention. It is a figure which extracts and shows a part.
- FIG. 2 is a diagram showing a part of the back surface of the measuring device shown in FIG.
- FIG. 3 is a block diagram showing a schematic configuration of the measuring device of FIG.
- FIG. 4 is a diagram showing the stored contents of a signal name memory in the measuring apparatus of FIG.
- FIG. 5 is a diagram showing display contents on a display unit of the measuring device of FIG.
- FIG. 6 is a diagram showing the stored contents of the back (back) correspondence table memory in the measuring apparatus of FIG.
- FIG. 7 is a flowchart illustrating a signal name display processing operation in the measurement apparatus of FIG.
- FIG. 8 is a perspective view showing the appearance of a conventional general measuring device.
- FIGS. 9A and 9B are diagrams for explaining a conventional method of notifying a signal name of a common signal terminal using a signal name sheet in a measuring apparatus using a common signal terminal.
- FIG. 1 is a front view of the measuring device according to the embodiment.
- This measuring device has the function of a signal generator that generates and outputs various types of modulated signals.
- FIG. 1 the same portions as those of the conventional measuring device shown in FIGS. 8 and 9A are denoted by the same reference numerals, and detailed description of the overlapping portions will be omitted.
- a power switch 2 a display 4 having a rectangular display screen 4 a, and five common signal terminals 5 a are provided on the front la of the housing 1.
- a plurality of signal terminals 5 to which input / output signals are fixed are provided.
- the five common signal terminals 5a are adjacent to the lower side 4b of the display screen 4a of the display 4, and are arranged at equal intervals along the lower side 4b of the parentheses.
- the lower side 4b of the display screen 4a on the front face la is in contact with the lower side 4b, and a mark 10 is indicated at a position corresponding to each common signal terminal 5a.
- the level of the digital input signal applied to these five common signal terminals 5a is applied as the same level of the TTL below the mounting position of the five common signal terminals 5a. Is marked with a TTL indicating that it should be done.
- each signal name 11 of the signal assigned to each signal terminal 5 a is written at a position facing each common signal terminal 5 a at a position opposed to each signal terminal 5 a.
- the signal names 1 and 2 are displayed.
- the signal name pattern 12 is referred to as “signal name 11” in order from the left side of the figure, “Bol 'clock”, “burst' gate”, “burst 'trigger”, and “de-clock / clock” are assigned to the corresponding signal terminals 5a.
- FIG. 2 is a view of the measuring device of FIG. 1 as viewed from the rear side.
- the rear 1b of the housing 1 has a plurality of signal terminals 13 to which input and output signals are fixed, and the signals input and output for each operation mode. , And a plurality of common signal terminals 14 and cooling fans 15 are provided.
- the common signal terminals 14 attached to the back 1b are used very little compared to the common signal terminals 5a attached to the front 1a. I do.
- the level of the digital input signal applied to the common signal terminal 14 should also be marked with TTL (see Fig. 3) indicating that the level should be applied as the same level of TTL. I do.
- FIG. 3 is a block diagram showing a schematic internal connection configuration of the measuring apparatus of FIG.
- a plurality of signal processing units corresponding to each operation mode are incorporated in the measuring device of this embodiment.
- a TDMA signal generating unit 16a for generating a TDMA signal for testing, a CDMA signal generating unit 16b for generating a CDMA signal for testing, and A plurality of signal generation units for generating test signals with the signal generation unit 16c etc. are incorporated.
- Each signal generation unit 16a, 16b, 16c are connected to the above-mentioned common signal terminals 5a via switches 17a, 17b, 17c as switching switch circuits and signal lines 21.
- each signal generating unit 16a, 16b, 16c is connected to the modulator 20 via a switch 18a, 18b, 18c and a signal line 22, respectively. I have.
- test signal output from each of the signal generation units 16a, 16b, and 16c is modulated by the modulator 20 and then amplified by the RF (high frequency) amplifier 32.
- the test signal amplified by the RF (high-frequency) amplifier 32 is output from the signal terminal 5 to which the signal provided on the front surface 1a is fixed to the device under test.
- the clock generator 19 connected to the fifth common signal terminal 5a (number 5) among the five common signal terminals 5a from No. 1 to 5 is connected to the fifth common signal terminal 5a.
- a clock signal synchronized with the clock input from terminal 5a is generated and supplied to each signal generation unit 16a, 16b, 16c.
- the signal generating units 16a, 16b, and 16c are respectively connected via switches to the rear of the housing 1 as partially omitted by broken lines. It is also connected to each common signal terminal 14 attached to 1b.
- each signal generation unit 16a, 16b, 16c and each switch 17a, 17b, 1 7c, 18a, 18b, 18c 2 a display drive circuit 23 for displaying various data on the display 4, an input interface 24 for inputting various operation information from the operation panel 3, a CPU 25, and signal terminals 5 and 1.
- An input / output interface 26 through which various signals are input / output via 3 is connected.
- ROM 27 for storing a control program for the CPU 25 and a storage unit 28 are connected to the bus line 21.
- an operation mode memory 29 for storing the operation mode set at the present time, a signal name memory 30 and a back (back) correspondence table memory 31 are formed. .
- each signal generating unit 16a, 16b, 16c for each signal generating unit 16a, 16b, 16c, a signal of a signal assigned to each common signal terminal 5a is provided.
- a signal name pattern 12 consisting of a plurality of frames in which the name 11 is written is stored.
- the signal name 11 is used as "frame 'trigger', "Overnight”, “Power control”, and "Standard overnight clock” are set.
- the back side (back side) correspondence table memory 31 stores data in a table format corresponding to the back side correspondence table 31a as shown in FIG.
- the rear table 31a shows the common signal terminals 14 (terminals) attached to the rear 1b shown in Fig. 2 for each signal generation unit 16a, 16b, 16c.
- the signal name 1 1 to be assigned to (number) is prepared.
- the switch circuit control circuit 22 generates a designated signal generation unit based on a signal generation unit switching instruction designating one of the signal generation units 16a, 16b, and 16c of the CPU 25. Close each switch on both sides of the signal generating unit so that only the unit is connected to the RF amplifier 32 via each common signal terminal 5a and modulator 20 and generate other signals. Open each switch on both sides of the unit.
- the CPU 25 When the power to the measuring device is turned on, the CPU 25 performs the necessary processing according to the procedure shown in the flowchart in FIG. 7 based on the control program stored in the R ⁇ M 27. Is configured to execute.
- step S1 when the power switch 2 on the front la is turned on, the CPU 25 performs various initialization processes (step S1).
- step S2 the operation panel 3 enters a standby state until the operator operates it. If the operation content of the operator is an operation mode change operation (step S2), the CPU 25 sets the changed operation mode to the operation mode memory 29 of the storage unit 28 (step S2). S 3).
- the CPU 25 reads the operation mode stored in the operation mode memory 29, including the case where the operation content of the operator is not the change of the operation mode in step S2 (step S4). ).
- the CPU 25 reads out the signal name patterns 12 of the signal generation units 16a, 16b, 16c corresponding to the corresponding operation mode stored in the signal name memory 30 (Ste S5).
- the CPU 25 drives the display drive circuit 23 to display the read signal name pattern 12 as shown in FIG. 5, as shown in FIG. Display it in contact with b (step S6).
- each signal name 11 in the signal name pattern 12 and each common signal terminal arranged adjacent to the lower side 4b of the display screen 4a. 5 Indicates the signal name of the input / output signal in a.
- step S7 when the operation content of the operator is a display command of the rear terminal (step S7), the CPU 25 is stored in the correspondence table memory 31 of the back surface (back surface) of the storage unit 28. Read the back surface correspondence table 31a as shown in Fig. 6 and compare it to the center of the display screen 4a. For example, a predetermined time such as one minute is displayed (step S8). Therefore, the operator can confirm the signal names of the signals input to and output from the common signal terminal 14 attached to the rear surface 1b from the front 1a side.
- the CPU 25 drives the switch circuit control circuit 22 to connect the signal generation units 16a, 16b, 16c specified in the operation mode to the common signal terminals 5a. At the same time, the connection is switched to the modulator 20 (step S9).
- step S10 the operator connects the necessary signal lines to the common signal terminals 5a and 14 and then uses the operation panel 3 to specify the designated signal generation units 16a, 16b, 1 6 Set various conditions for the modulated signal generated in c (step S10).
- the conditions are, for example, as shown in FIG. 5, frequency, level, number of channels, bandwidth, filter, and the like.
- the specified signal generation units 16a, 16b, and 16c When these conditions are set, the specified signal generation units 16a, 16b, and 16c generate modulated signals for testing under the specified conditions, and the modulator 20 and RF The signal is output to the signal terminal 5 via the amplifier 32 (step S11).
- the signal processing units 16a, 16b, 16b, and 16b corresponding to each operation mode are stored in the signal name memory 29 of the storage unit 28 as shown in FIG.
- the signal name pattern 1 2 in which the signal name 1 1 of the signal assigned to each common signal terminal 5 a attached to the front 1 a of the housing 1 is written in the frame is stored. I have.
- the operator of the measuring device uses, for example, the operation panel 3.
- the signal name pattern 12 corresponding to the operation mode is read out and displayed along the lower side 4b of the display screen 4a of the display 4, as shown in FIG.
- each signal name 11 of the signal name pattern 12 becomes a signal name of a signal to be input / output to / from the common signal terminal 5a attached below the lower side 4b of the display screen 4a.
- the operator only needs to specify the operation mode corresponding to the measurement item (function) indicating each signal generation unit 16a, 16b, 16c, and input / output to / from each common signal terminal 5a. Since the signal name 11 of the signal to be checked can be confirmed, the operability as a measuring device can be greatly improved.
- each signal name corresponding to the added signal generation unit is stored in the signal name memory 30.
- the signal name 11 corresponding to the signal generation unit added to the common signal terminal 5a can be displayed only by setting the signal name pattern 12 in which is written.
- the signal names of signals to be input / output to / from the common signal terminal are automatically displayed, thereby greatly improving operability.
- a measuring device capable of easily displaying a signal name corresponding to the added measurement item (function) and further improving operability is provided.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Recording Measured Values (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Time-Division Multiplex Systems (AREA)
- Tests Of Electronic Circuits (AREA)
- Indicating Measured Values (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/857,851 US6816708B1 (en) | 1999-10-25 | 2000-10-24 | Measuring instrument with multiple signal terminals shared in multiple operation modes |
EP00970040A EP1162471B1 (en) | 1999-10-25 | 2000-10-24 | Measuring instrument with multiple signal terminals shared in multiple operation modes |
DE60025510T DE60025510T2 (de) | 1999-10-25 | 2000-10-24 | Messinstrument mit mehreren in mehreren betriebsarten verteilten signalanschlussklemmen. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/302397 | 1999-10-25 | ||
JP30239799A JP3486142B2 (ja) | 1999-10-25 | 1999-10-25 | 測定装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001031352A1 true WO2001031352A1 (fr) | 2001-05-03 |
Family
ID=17908433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/007435 WO2001031352A1 (fr) | 1999-10-25 | 2000-10-24 | Instruments de mesure a bornes de signal multiples partagees dans des mode de fonctionnement multiples |
Country Status (5)
Country | Link |
---|---|
US (1) | US6816708B1 (ja) |
EP (1) | EP1162471B1 (ja) |
JP (1) | JP3486142B2 (ja) |
DE (1) | DE60025510T2 (ja) |
WO (1) | WO2001031352A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5992357A (ja) * | 1982-11-19 | 1984-05-28 | テクトロニクス・インコ−ポレイテツド | 遅延掃引オシロスコ−プの制御装置 |
JPH04291164A (ja) * | 1991-03-20 | 1992-10-15 | Yokogawa Electric Corp | ロジックアナライザ |
JPH07162379A (ja) * | 1993-12-13 | 1995-06-23 | Ricoh Co Ltd | 無線通信装置及びその送受信特性測定用アダプタ |
JPH09321717A (ja) * | 1996-03-27 | 1997-12-12 | Anritsu Corp | 無線機試験装置及び方法 |
EP0971237A2 (en) * | 1998-07-10 | 2000-01-12 | Tektronix, Inc. | A simple digital storage oscilloscope user interface |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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US4823283A (en) * | 1986-10-14 | 1989-04-18 | Tektronix, Inc. | Status driven menu system |
DE3743543A1 (de) * | 1987-12-22 | 1989-07-06 | Asea Brown Boveri | Bedien- und anzeigevorrichtung |
US5321420A (en) * | 1991-04-26 | 1994-06-14 | Motorola, Inc. | Operator interface for an electronic measurement system |
US5425076A (en) * | 1992-06-30 | 1995-06-13 | Minnesota Mining And Manufacturing Company | Cellular communications test system |
KR950004878B1 (ko) * | 1992-12-29 | 1995-05-15 | 재단법인 한국전자통신연구소 | 미세 주파수 편이 검출방법 |
FI92966C (fi) * | 1993-05-18 | 1995-01-25 | Nokia Telecommunications Oy | Menetelmä ja järjestely tukiaseman kunnon mittaamiseksi |
US5521904A (en) * | 1993-12-07 | 1996-05-28 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for testing a base station in a time division multiple access radio communications system |
US5686903A (en) * | 1995-05-19 | 1997-11-11 | Prince Corporation | Trainable RF transceiver |
JP3382764B2 (ja) * | 1995-10-27 | 2003-03-04 | 松下電器産業株式会社 | 無線移動機 |
JP3581218B2 (ja) * | 1996-07-03 | 2004-10-27 | 株式会社東芝 | 移動通信端末装置とその携帯電話機並びにデータ端末装置 |
JPH1028088A (ja) * | 1996-07-11 | 1998-01-27 | Nec Corp | 携帯電話無線基地局の試験用送受信装置 |
-
1999
- 1999-10-25 JP JP30239799A patent/JP3486142B2/ja not_active Expired - Fee Related
-
2000
- 2000-10-24 WO PCT/JP2000/007435 patent/WO2001031352A1/ja active IP Right Grant
- 2000-10-24 DE DE60025510T patent/DE60025510T2/de not_active Expired - Lifetime
- 2000-10-24 EP EP00970040A patent/EP1162471B1/en not_active Expired - Lifetime
- 2000-10-24 US US09/857,851 patent/US6816708B1/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5992357A (ja) * | 1982-11-19 | 1984-05-28 | テクトロニクス・インコ−ポレイテツド | 遅延掃引オシロスコ−プの制御装置 |
JPH04291164A (ja) * | 1991-03-20 | 1992-10-15 | Yokogawa Electric Corp | ロジックアナライザ |
JPH07162379A (ja) * | 1993-12-13 | 1995-06-23 | Ricoh Co Ltd | 無線通信装置及びその送受信特性測定用アダプタ |
JPH09321717A (ja) * | 1996-03-27 | 1997-12-12 | Anritsu Corp | 無線機試験装置及び方法 |
EP0971237A2 (en) * | 1998-07-10 | 2000-01-12 | Tektronix, Inc. | A simple digital storage oscilloscope user interface |
Non-Patent Citations (1)
Title |
---|
See also references of EP1162471A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1162471B1 (en) | 2006-01-11 |
DE60025510D1 (de) | 2006-04-06 |
JP2001125998A (ja) | 2001-05-11 |
DE60025510T2 (de) | 2006-08-24 |
EP1162471A1 (en) | 2001-12-12 |
EP1162471A4 (en) | 2005-06-01 |
JP3486142B2 (ja) | 2004-01-13 |
US6816708B1 (en) | 2004-11-09 |
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