CN115833885A - 5G communication method and configuration method of modem - Google Patents
5G communication method and configuration method of modem Download PDFInfo
- Publication number
- CN115833885A CN115833885A CN202310113082.XA CN202310113082A CN115833885A CN 115833885 A CN115833885 A CN 115833885A CN 202310113082 A CN202310113082 A CN 202310113082A CN 115833885 A CN115833885 A CN 115833885A
- Authority
- CN
- China
- Prior art keywords
- antenna
- radio frequency
- frequency signal
- chip
- control chip
- 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.)
- Pending
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Radio Transmission System (AREA)
Abstract
The invention discloses a 5G communication method and a configuration method of a modem, wherein the 5G communication method utilizes a first antenna, a second antenna, a third antenna and a fourth antenna to carry out NR communication, wherein the environment of the first antenna is provided with a plurality of first low-voltage switches SPST, the environment of the second antenna is provided with a plurality of second low-voltage SPST switches and a plurality of first high-voltage SPST switches, the environment of the third antenna is provided with a first low-voltage SPDT switch and a plurality of second high-voltage SPST switches, and the fourth antenna is a GPS/N41 frequency band antenna. Therefore, in the SA mode, the antenna efficiency is effectively improved.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a 5G communications method and a modem configuration method.
Background
Compared with the original 3G or 4G terminal, the existing 5G terminal has the characteristics of high speed and low time delay, and adopts a multi-MIMO (multiple input multiple output) antenna technology. The current mobile phone terminal is light and thin, is a full screen, has a plurality of cameras, adopts a large battery and the like, has 8 to 12 (even more) antennas, and has extremely limited antenna space, thus causing the efficiency of a plurality of antennas to be lower. The 5G terminal simultaneously supports SA and NSA and also supports SRS polling functions, antenna numbers are required to be fixed for realizing various functions, and therefore the efficiency of an existing MIMO antenna is low when the SA is performed, and the overall performance is poor.
The invention is mainly expected to improve the efficiency of the antenna based on the current mobile phone design environment.
Disclosure of Invention
The invention aims to provide a 5G communication method and a configuration method of a modem, so as to improve the antenna efficiency of 5G terminal equipment.
To solve the above technical problem, according to a first aspect of the present invention, a 5G communication method is provided, including: the NR communication is carried out by utilizing a first antenna, a second antenna, a third antenna and a fourth antenna, wherein the environment of the first antenna is provided with a plurality of first low-voltage SPST switches, the environment of the second antenna is provided with a plurality of second low-voltage SPST switches and a plurality of first high-voltage SPST switches, the environment of the third antenna is provided with a first low-voltage SPDT switch and a plurality of second high-voltage SPST switches, and the fourth antenna is a GPS/N41 frequency band antenna.
Further, the clearance range of the second antenna is between: the length is 30 to 40mm, the width is 1 to 5mm, and the height is smaller than the thickness of the equipment where the second antenna is located.
Further, the NR communicating comprises:
the third antenna receives the first radio frequency signal, the first radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and the main set receiving is carried out;
the first antenna receives a second radio frequency signal, and the second radio frequency signal passes through a second control chip and then reaches the radio frequency chip to carry out diversity reception;
the fourth antenna receives a third radio frequency signal, the third radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and master set MIMO receiving is carried out; and
and the second antenna receives a fourth radio frequency signal, and the fourth radio frequency signal passes through the second control chip and the first control chip and then reaches the radio frequency chip to carry out diversity MIMO (multiple input multiple output) reception.
Further, the method also comprises the following steps: and performing NSA communication by using the first antenna, the second antenna, the third antenna, the fourth antenna and an eighth antenna, wherein a low-voltage switch is arranged in the environment of the eighth antenna.
Further, the NSA communication includes performing high frequency reception using the first antenna, the third antenna, the fourth antenna, and the eighth antenna, and performing intermediate frequency reception using the first antenna and the second antenna.
Further, the high frequency receiving includes:
the third antenna receives a fifth radio frequency signal, the fifth radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and the master set receiving is carried out;
the first antenna receives a sixth radio frequency signal, passes through the second control chip and then reaches the radio frequency chip, and diversity reception is carried out;
the fourth antenna receives a seventh radio frequency signal, passes through the first control chip and then reaches the radio frequency chip, and master set MIMO receiving is carried out; and
and the eighth antenna receives an eighth radio-frequency signal, and the eighth radio-frequency signal passes through the second control chip and the first control chip and then reaches the radio-frequency chip to perform diversity MIMO (multiple input multiple output) reception.
Further, the intermediate frequency receiving includes:
the second antenna receives a ninth radio frequency signal, passes through the first control chip and then reaches the radio frequency chip, and the main set receiving is carried out;
and the first antenna receives a tenth radio frequency signal, passes through the first control chip and then reaches the radio frequency chip for diversity reception.
According to a second aspect of the present invention, there is provided a modem configuration method, comprising:
setting an antenna combination;
according to the 5G communication method of the first aspect, the corresponding antenna combination is selected and called according to the frequency band; and
and compiling the modem file to generate a radio frequency file.
Further, the antenna assembly comprises:
a first group: a third antenna, a first antenna, a fourth antenna, and a second antenna.
Further, the antenna assembly further includes:
second group: the third antenna, the first antenna, the fourth antenna, and an eighth antenna;
third group: the second antenna and the first antenna.
Compared with the prior art, the 5G communication method of the invention utilizes the first antenna, the second antenna, the third antenna and the fourth antenna to perform NR communication, wherein the environment of the first antenna is provided with a plurality of first low-voltage SPST switches, the environment of the second antenna is provided with a plurality of second low-voltage SPST switches and a plurality of first high-voltage SPST switches, the environment of the third antenna is provided with a first low-voltage SPDT switch and a plurality of second high-voltage SPST switches, and the fourth antenna is a GPS/N41 frequency band antenna. Therefore, in the SA mode, the antenna efficiency is effectively improved, and the performance can be improved by 2dB.
Furthermore, the invention can ensure that the performance of the NSA mode is unchanged.
Drawings
FIG. 1 is a schematic diagram of an antenna environment according to an embodiment of the present invention;
fig. 2 is a first flowchart of a 5G communication method according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an antenna connection for implementing the 5G communication method according to an embodiment of the present invention;
fig. 4 is a second flowchart of a 5G communication method according to an embodiment of the invention;
fig. 5 is a third flowchart of a 5G communication method according to an embodiment of the invention;
fig. 6 is a flowchart of a configuration method of a modem according to an embodiment of the present invention.
Detailed Description
The 5G communication method and the modem configuration method of the present invention will be described in more detail with reference to the schematic drawings, in which preferred embodiments of the present invention are shown, it being understood that those skilled in the art can modify the present invention described herein while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.
The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1, a 5G communication method provided in the embodiment of the present invention is mainly based on the antenna environment: including a first O antenna ANT0, a first antenna ANT1, a second antenna ANT2, a third antenna ANT3, a fourth antenna ANT4, a fifth antenna ANT5, a sixth antenna ANT6, a seventh antenna ANT7, and an eighth antenna ANT8, wherein in the present method, it is mainly involved in the NR communication using the first antenna ANT1, the second antenna ANT2, the third antenna ANT3, and the fourth antenna ANT 4.
Specifically, the environment of the first antenna ANT1 is provided with a plurality of first low-voltage SPST switches (denoted by SW2 in fig. 1), the environment of the second antenna ANT2 is provided with a plurality of second low-voltage SPST switches (denoted by SW3 in fig. 1) and a plurality of first high-voltage SPST switches (denoted by SW4 in fig. 1), the environment of the third antenna ANT3 is provided with a first low-voltage SPDT switch (denoted by SW5 in fig. 1) and a plurality of second high-voltage SPST switches (denoted by SW6 in fig. 1), and the fourth antenna ANT4 is a GPS/N41 band antenna (shared by GPS and N41).
In this embodiment, since the first antenna ANT1, the second antenna ANT2, the third antenna ANT3, and the fourth antenna ANT4 are mainly used, and the other antennas do not participate in the communication process in this embodiment, the environment of the other antennas, for example, the environment in which the switch SW1 belongs to the O-th antenna ANT0, and the like, will not be described in detail.
In this embodiment of the present invention, the clearance range of the second antenna ANT2 is between: the length is 30 to 40mm, the width is 1 to 5mm, and the height is smaller than the thickness of the equipment where the second antenna is located. For example, the thickness of the device may be 1cm, 8mm, etc. The clearance range of the second antenna ANT2 is, for example, 36mm long, 2.46mm wide and 7.5mm high. It is to be understood that this example is not intended as a specific limitation on the headroom of the second antenna ANT2 of the present invention.
Referring to fig. 2 and 3, in the embodiment of the present invention, the NR communication includes:
s100, the third antenna ANT3 receives a first radio frequency signal, the first radio frequency signal passes through a first control chip U1 and then reaches a radio frequency chip RFIC, and primary set receiving (PRX) is carried out;
s101, the first antenna ANT1 receives a second radio frequency signal, the second radio frequency signal passes through a second control chip U2 and then reaches the radio frequency chip RFIC, and Diversity Reception (DRX) is carried out;
s102, the fourth antenna ANT4 receives a third radio frequency signal, the third radio frequency signal passes through the first control chip U1 and then reaches the radio frequency chip RFIC, and master-set MIMO receiving (PRXMIMO) is carried out; and
s103, the second antenna ANT2 receives a fourth rf signal, and the fourth rf signal passes through the second control chip U2 and the first control chip U1 and then reaches the rf chip RFIC, so as to perform diversity MIMO reception (DRXMIMO).
Specifically, what is mainly performed under NR communication is a high frequency (HB) N41 band.
Wherein, in S100, the third antenna ANT3 is connected to the RF3 port of the first control chip U1 and provides the first radio frequency signal to the radio frequency chip RFIC through the RF6 port.
Wherein, in S101, the first antenna ANT1 is connected to the RF3 port of the second control chip U2 and provides the second radio frequency signal to the radio frequency chip RFIC through the RF4 port.
Wherein, in S102, the fourth antenna ANT4 is connected to the RF1 port of the first control chip U1 and provides the third radio frequency signal to the radio frequency chip RFIC through the RF4 port.
In S103, the second antenna ANT2 is connected to the RF5 port of the second control chip U2, connected to the RF5 port of the first control chip U1 through the RF2 port of the second control chip U2, and then provides the fourth radio frequency signal to the radio frequency chip RFIC through the RF2 port of the first control chip U1.
By adopting the 5G communication method, the antenna efficiency can be improved by about 26 percent. Through actual tests, the performance of the terminal antenna is 2dB higher, and the performance of the visible antenna is effectively improved.
Further, in the 5G communication method according to the embodiment of the present invention, the method further includes: utilize first antenna ANT1, second antenna ANT2, third antenna ANT3 fourth antenna ANT4 and eighth antenna ANT8 carry out NSA communication, the environment of eighth antenna ANT8 is for being provided with low-voltage switch (marked as SW7 in figure 1), in addition, the headroom of eighth antenna ANT8 is about 1/3 of the headroom of second antenna ANT2 is 1/2.
Specifically, the NSA communication includes performing high frequency (HB) reception using the first antenna ANT1, the third antenna ANT3, the fourth antenna ANT4, and the eighth antenna ANT8, and performing intermediate frequency (MB) reception using the first antenna ANT1 and the second antenna ANT2.
Referring to fig. 3 and 4, the high frequency receiving includes:
s200, the third antenna ANT3 receives a fifth radio frequency signal, the fifth radio frequency signal passes through the first control chip U1 and then reaches the radio frequency chip RFIC, and main set receiving is carried out;
s201, the first antenna ANT1 receives a sixth radio frequency signal, the sixth radio frequency signal passes through a second control chip U2 and then reaches the radio frequency chip RFIC, and diversity reception is carried out;
s202, the fourth antenna ANT4 receives a seventh radio frequency signal, the seventh radio frequency signal passes through the first control chip U1 and then reaches the radio frequency chip RFIC, and master set MIMO receiving is carried out; and
s203, the eighth antenna ANT8 receives an eighth rf signal, and the eighth rf signal passes through the second control chip U2 and the first control chip U1 and then reaches the rf chip RFIC, so as to perform diversity MIMO reception.
Specifically, the high frequency mainly adopts an N41 frequency band.
Wherein, in S200, the third antenna ANT3 is connected to the RF3 port of the first control chip U1 and provides the fifth radio frequency signal to the radio frequency chip RFIC through the RF6 port.
Wherein, in S201, the first antenna ANT1 is connected to the RF3 port of the second control chip U2 and provides the sixth radio frequency signal to the radio frequency chip RFIC through the RF4 port.
Wherein, in S202, the fourth antenna ANT4 is connected to the RF1 port of the first control chip U1 and provides the seventh radio frequency signal to the radio frequency chip RFIC through the RF4 port.
In S203, the eighth antenna ANT8 is connected to the RF1 port of the second control chip U2, connected to the RF5 port of the first control chip U1 through the RF2 port of the second control chip U2, and provides the eighth radio frequency signal to the radio frequency chip RFIC through the RF2 port of the first control chip U1.
Referring to fig. 3 and 5, the intermediate frequency receiving includes:
s300, the second antenna ANT2 receives a ninth radio frequency signal, the ninth radio frequency signal passes through the first control chip U1 and then reaches the radio frequency chip RFIC, and master set receiving is conducted;
s301, the first antenna ANT1 receives a tenth radio frequency signal, the tenth radio frequency signal passes through the first control chip U1 and then reaches the radio frequency chip RFIC, and diversity reception is conducted.
Specifically, the intermediate frequency (MB) mainly employs the B3 band.
Wherein, in S300, the second antenna ANT2 is connected to the RF5 port of the second control chip U2 and provides the ninth radio frequency signal to the radio frequency chip RFIC through the RF4 port.
Wherein, in S301, the first antenna ANT1 is connected to the RF3 port of the second control chip U2, and provides the sixth radio frequency signal to the radio frequency chip RFIC through the RF4 port.
Therefore, in the embodiment of the invention, under the condition of maintaining the normal NSA performance, the antenna performance in the SA mode can be effectively improved, so that the communication efficiency of the terminal is improved.
In addition, an embodiment of the present invention further provides a modem configuration method, please refer to fig. 6, including:
s400, setting an antenna combination;
s401, according to the 5G communication method, selecting and calling a corresponding antenna combination according to a frequency range; and
s402, compiling the modem file to generate a radio frequency file.
As an example, the antenna combination comprises:
a first group: the third antenna ANT3, the first antenna ANT1, the fourth antenna ANT4, and the second antenna ANT2.
Second group: the third antenna ANT3, the first antenna ANT1, the fourth antenna ANT4, and the eighth antenna ANT8;
third group: the second antenna ANT2 and the first antenna ANT1.
As shown in table 1 below:
table 1: antenna combination
The above combination forms are recommended to be referred for sorting, so that the combination definition is clear, and the logic configuration is correct, so as to avoid the conditions of dead halt, restart or network signal errors and the like.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A5G communication method, comprising: the NR communication is carried out by utilizing a first antenna, a second antenna, a third antenna and a fourth antenna, wherein the environment of the first antenna is provided with a plurality of first low-voltage SPST switches, the environment of the second antenna is provided with a plurality of second low-voltage SPST switches and a plurality of first high-voltage SPST switches, the environment of the third antenna is provided with a first low-voltage SPDT switch and a plurality of second high-voltage SPST switches, and the fourth antenna is a GPS/N41 frequency band antenna.
2. The 5G communication method of claim 1, wherein the headroom of the second antenna is between: the length is 30 to 40mm, the width is 1 to 5mm, and the height is smaller than the thickness of the equipment where the second antenna is located.
3. The 5G communication method according to claim 1 or 2, wherein the NR communication comprises:
the third antenna receives the first radio frequency signal, the first radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and the main set receiving is carried out;
the first antenna receives a second radio frequency signal, and the second radio frequency signal passes through a second control chip and then reaches the radio frequency chip to carry out diversity reception;
the fourth antenna receives a third radio frequency signal, the third radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and master set MIMO receiving is carried out; and
and the second antenna receives a fourth radio frequency signal, and the fourth radio frequency signal passes through the second control chip and the first control chip and then reaches the radio frequency chip to carry out diversity MIMO (multiple input multiple output) reception.
4. The 5G communication method according to claim 1, further comprising: and performing NSA communication by using the first antenna, the second antenna, the third antenna, the fourth antenna and an eighth antenna, wherein a low-voltage switch is arranged in the environment of the eighth antenna.
5. The 5G communication method according to claim 4, wherein the NSA communication comprises high frequency reception using the first antenna, the third antenna, the fourth antenna, and the eighth antenna, and intermediate frequency reception using the first antenna and the second antenna.
6. The 5G communication method according to claim 5, wherein the high frequency receiving comprises:
the third antenna receives a fifth radio frequency signal, the fifth radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and the master set receiving is carried out;
the first antenna receives a sixth radio frequency signal, passes through the second control chip and then reaches the radio frequency chip, and diversity reception is carried out;
the fourth antenna receives a seventh radio frequency signal, the seventh radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and master set MIMO receiving is carried out; and
and the eighth antenna receives an eighth radio-frequency signal, and the eighth radio-frequency signal passes through the second control chip and the first control chip and then reaches the radio-frequency chip to perform diversity MIMO (multiple input multiple output) reception.
7. The 5G communication method as claimed in claim 5, wherein the intermediate frequency receiving comprises:
the second antenna receives a ninth radio frequency signal, the ninth radio frequency signal passes through the first control chip and then reaches the radio frequency chip, and the main set receiving is carried out;
and the first antenna receives a tenth radio frequency signal, passes through the first control chip and then reaches the radio frequency chip, and diversity reception is carried out.
8. A method for configuring a modem, comprising:
setting an antenna combination;
the 5G communication method according to any of claims 1-7, invoking a corresponding antenna combination according to a frequency band selection; and
and compiling the modem file to generate a radio frequency file.
9. The method of configuring a modem according to claim 8, wherein the antenna combination comprises:
a first group: a third antenna, a first antenna, a fourth antenna, and a second antenna.
10. The method of configuring a modem according to claim 9, wherein the antenna combination further comprises:
second group: the third antenna, the first antenna, the fourth antenna, and an eighth antenna;
third group: the second antenna and the first antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310113082.XA CN115833885A (en) | 2023-02-15 | 2023-02-15 | 5G communication method and configuration method of modem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310113082.XA CN115833885A (en) | 2023-02-15 | 2023-02-15 | 5G communication method and configuration method of modem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115833885A true CN115833885A (en) | 2023-03-21 |
Family
ID=85521367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310113082.XA Pending CN115833885A (en) | 2023-02-15 | 2023-02-15 | 5G communication method and configuration method of modem |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115833885A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238398A1 (en) * | 2020-05-25 | 2021-12-02 | Oppo广东移动通信有限公司 | Antenna apparatus and electronic apparatus |
| CN114361789A (en) * | 2020-10-13 | 2022-04-15 | 中兴通讯股份有限公司 | Antenna anti-interference method, communication equipment and storage medium |
| WO2022247510A1 (en) * | 2021-05-24 | 2022-12-01 | Oppo广东移动通信有限公司 | Radio frequency system, antenna switching method, and communication device |
-
2023
- 2023-02-15 CN CN202310113082.XA patent/CN115833885A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238398A1 (en) * | 2020-05-25 | 2021-12-02 | Oppo广东移动通信有限公司 | Antenna apparatus and electronic apparatus |
| CN114361789A (en) * | 2020-10-13 | 2022-04-15 | 中兴通讯股份有限公司 | Antenna anti-interference method, communication equipment and storage medium |
| WO2022247510A1 (en) * | 2021-05-24 | 2022-12-01 | Oppo广东移动通信有限公司 | Radio frequency system, antenna switching method, and communication device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109039370B (en) | Radio frequency system, antenna switching control method and related product | |
| WO2020020111A1 (en) | Radio frequency system, method for controlling antenna switching, and related products | |
| CN111970022B (en) | Radio frequency circuit and electronic device | |
| CN111953375B (en) | Radio frequency circuit and electronic device | |
| WO2005036778A1 (en) | Method and apparatus to provide an area efficient antenna divesity receiver | |
| CN201478455U (en) | Multiplex antenna and communication electronic product therewith | |
| CN211606531U (en) | Signal processing circuit and electronic equipment | |
| CN212909519U (en) | Radio frequency front-end circuit and electronic equipment | |
| WO2022135233A1 (en) | Antenna circuit and electronic device | |
| CN213279652U (en) | Radio frequency circuit and electronic equipment | |
| US20080102762A1 (en) | Methods and apparatus for a hybrid antenna switching system | |
| CN114124140A (en) | Radio frequency system and communication device | |
| CN217406537U (en) | Radio frequency system and communication device | |
| CN114553250A (en) | Radio frequency system and communication device | |
| CN216057092U (en) | Electronic device | |
| CN112886980B (en) | Radio frequency circuit and electronic device | |
| CN112886973B (en) | Radio frequency circuit and electronic equipment | |
| CN112054312B (en) | Antenna structure and electronic device | |
| CN114285422A (en) | Radio frequency DRX device, radio frequency system and communication equipment | |
| CN115378444B (en) | Radio frequency system and communication device | |
| CN115833885A (en) | 5G communication method and configuration method of modem | |
| CN215871405U (en) | Radio frequency system and communication device | |
| CN102710826A (en) | Mobile terminal data service and voice service multiplexing antenna system and realization method | |
| CN213213464U (en) | Radio frequency structure and electronic equipment | |
| EP2533429B1 (en) | Radio frequency circuit with antenna diversity and corresponding signal transmission method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |